This list of the top companies for investors is a round-up of all the top American companies to invest in. These companies are on the radar for offering some of the best returns to shareholders and are a financial dream come true for investors. What are the best American companies to invest in? Anyone interested in investing in an company in the U.S. should take a look at these businesses.What are the best American companies to invest in? What are the best companies to invest in? Financial advisers assure investors that these are the best companies to invest their money in. Investors must consider a number of different factors when deciding which new companies to invest in. This list factors in all these aspects, and has been voted on by business experts just like you. These great corporations are ranked as the top companies to invest in in America and are some seriously good companies to invest in. You can bet that several famous investment bankers will agree.